（）is a caing used for exhaust pipe from the engines.

A . be shielded from direct sunlight B . be locked into a constant heading C . have any air bubbles replaced with nitrogen D . have the compensating magnets removed

A . hoisting a windsail B . parceling C . sewing canvas D . testing canva

A . pike pole B . jack staff C . line rod D . hooker

A . DUS B . line timing C . loop timing D . internal timing E . through timing

A . closely observe the pump discharge temperature B . close off the discharge valve, and watch for a rise in pressure C . momentarily close off the suction valve, and watch for a rise in pressure D . use a clamp on ammeter and compare the readings to past record

A .  the router generates a certificate request and forwards it tothe CA B .  the router generates an RSA key pair C .  the router sends its public key to the CA D .  the CA sends its public key to the router E .  the CA verifies the identity of the router F .  the CA generates a certificate request and forwards it to the router

A . detect the temperature B . detect the pressure C . heat the refrigerant D . accelerate the refrigerant

A . Chain B . Ring C . Solid thimble D . A fishplate

A . have a high viscosity index B . mix readily with refrigerant C . have a high freezing point D . have a low pour point

A . children B . adults C . ESP course D . GE course

A . network 10.0.0.0 B . network 127.0.0.0 C . network 129.135.0.0 D . network 192.168.0.0

A .  Tivoli is required to generate reports from the data collected. B .  An application monitor must be associated with the application to monitor. C .  An "aaatd" daemon must be started and added in as a post event to "node_up_complete". D .  Resource group is present on all of the systems in the cluster that have the desired application.

A . 正确 B . 错误

A . Hoist B . Rope C . Cable D . Line

A . It makes for an easy connection B . It gives a spring effect to cushion the shock C . It eliminates the necessity of a swivel D . It does not chafe

A . Voyage repairs B . Routine docking C . Damage repairs D . Conversio

A . It validates the fact that a packet is either a connection request or a data packet belonging to a connection B . It evaluates network packets for valid data at the application layer before allowing connections C . It analyzes network traffic at the network and transport protocol layers D . It keeps track of the actual communication process through the use of a state table

A . snatch block B . threefold purchase C . handy-billy D . chockablock

A．A.toughness B．B.hardness C．C.roughness D．D.finish